![Side launch at Gunderson Marine](https://www.marinelog.com/wp-content/uploads/2021/03/CrowleyATBbargelaunch-300x225.jpg)
Greenbrier Marine launches 350-foot Crowley ATB barge
Crowley Maritime has marked another milestone in its 55,000-barrel articulated tug-barge (ATB) newbuild project with the launch and christening at Greenbrier Marine of Qamun, a double-hulled petroleum barge specifically designed for the